LiPo (Lithium Polymer) batteries power everything from FPV racing drones to RC cars and professional UAVs. UFOUAV has tested over 300 battery configurations across drone racing competitions and commercial UAV applications. This comprehensive guide breaks down LiPo battery technology to help you find the perfect battery for your RC car, FPV drone, or UAV build. Whether you need a lipo battery for sale for your first drone build kit, or high-performance packs for competitive racing, we’ve got you covered.

What Is a LiPo Battery?

LiPo stands for Lithium Polymer, a rechargeable battery technology that uses lithium-ion chemistry encased in flexible polymer pouches rather than rigid metal cylinders. This design gives LiPo batteries a remarkable combination of high energy density, lightweight construction, and customizable shapes — making them the go-to power source for radio control hobbies and UAVs.

Each cell delivers a nominal voltage of 3.7V (fully charged at 4.2V, with a minimum safe discharge of 3.0V). Compared to older NiMH batteries, LiPo offers roughly three times the energy density at a fraction of the weight.

If you’ve been searching for “lipo baterry” (a common misspelling), you’re looking for lithium polymer batteries — and you’ve come to the right place.

Common applications for lithium rc battery technology:

• FPV racing drones & cinewhoops
• RC cars, trucks, and buggies
• Commercial and industrial UAVs
• RC planes, helicopters, and boats
• FPV drone build kits (battery purchased separately)

Types of RC & Drone Batteries

NiMH (Nickel Metal Hydride)

1.2V per cell — beginner-friendly chemistry that tolerates overcharging and requires no balance charging. NiMH packs offer 500-1,000 cycles and are safe to handle, but their low energy density (~60 Wh/kg) makes them heavy and unsuitable for FPV drones or high-performance RC cars. Best for entry-level RC toys.

LiPo (Lithium Polymer)

3.7V per cell, ~180 Wh/kg energy density. The industry standard for FPV drone racing, RC car competition, and commercial UAVs. Expect 200-400 cycles with proper care. LiPo requires a balance charger and mindful storage. This is the core product line at UFOPOWER by UFOUAV.

LiHV (High Voltage LiPo)

3.85V nominal (4.35V fully charged), ~185 Wh/kg. An evolution of standard LiPo offering roughly 4% additional power. Used primarily in professional FPV racing where every gram and watt counts. Requires a HV-compatible charger.

Why LiPo Is the Best Choice for Drones & RC

• Superior power-to-weight ratio — critical for extending drone flight time and RC car runtime
• Consistent voltage output throughout the discharge curve — your electronics get steady power
• Flexible form factors — fits different drone frames and RC chassis without wasted space
• Industry standard — every serious FPV racer, RC competitor, and UAV operator uses LiPo

LiPo Battery Selection Guide for Drones & RC Cars

For FPV Drones & Drone Build Kits

• 5-inch FPV racing drones: 4S 14.8V 1300-1500mAh, 100C+ rating
• Cinewhoop / freestyle drones: 4S-6S 1050-1550mAh, 75C+
• Long-range FPV: 4S-6S 1800-2200mAh, prioritize capacity over C-rating
• FPV drone build kits often include frame, motors, flight controller, and ESC — you just add the LiPo battery

Recommended: UFOPOWER 4S 1500mAh 120C for racing | UFOPOWER 6S 1300mAh 100C for freestyle builds. Browse more FPV drone batteries.

For RC Cars

• 1/10 touring cars: 2S 7.4V 5000-6000mAh shorty packs, 30C+
• 1/8 buggies: 2S-3S 6000-8000mAh, 40C+
• Short course trucks: 2S 7.4V 5000-7000mAh hard case
• Drift cars: 2S 7.4V 4000-5000mAh, 20C+ for smooth delivery

Browse our full collection: RC car LiPo batteries

For Commercial / Industrial UAVs

• Higher capacity packs: 6S-12S configurations
• Focus on cycle life and reliability over peak discharge
• UFOPOWER offers custom battery solutions for industrial drone applications

LiPo Battery Specifications Explained

Voltage & Cell Count (S Rating)

• 1S (3.7V): Micro drones, whoops
• 2S (7.4V): Small RC cars, beginner FPV
• 3S (11.1V): 1/8 RC cars, mid-range FPV
• 4S (14.8V): Standard FPV racing drones — the most common for radio control lipo batteries
• 6S (22.2V): High-performance FPV, 1/5 scale RC

Higher voltage = higher motor RPM. A 3500KV motor turns at 25,900 RPM on 2S and 38,850 RPM on 3S — a significant speed increase.

Capacity (mAh) & Flight Time / Runtime

Formula: Flight time -?(Capacity x Discharge depth) / (Average current draw)

• 1500mAh 4S on a 5″ FPV drone: ~3-5 minutes aggressive, ~6-8 minutes cruising
• 5000mAh 2S on a 1/10 RC car: ~8-12 minutes aggressive, ~12-18 minutes casual
• Cold weather reduces effective capacity by 20-30%

Discharge Rate (C Rating)

Critical for FPV drones — you need a high C rating for punchy throttle response. Formula: C Rating x Capacity (Ah) = Max continuous amps

Example: UFOPOWER 1500mAh 100C = 100 x 1.5 = 150A continuous. Burst ratings typically reach 2x continuous for 10 seconds. Note: Many manufacturers overstate C ratings by 30-50%. UFOPOWER batteries are tested and rated honestly.

Internal Resistance (IR)

• New premium: 2-6 milliohms per cell
• Mid-grade: 4-10 milliohms
• Retire when: IR exceeds 12+ milliohms per cell

UFOPOWER batteries maintain low IR through 200+ cycles thanks to premium cell selection and Shenzhen engineering precision.

LiPo Battery Connectors for Drones & RC

• XT60: Standard for FPV drones, handles 60A continuous
• XT30: For smaller builds (whoops, micro drones)
• XT90: For high-power 6S+ setups
• Deans / T-Plug: Common in RC cars, handles 60A+
• Tamiya: Entry-level RC cars, only 15A max — upgrade recommended

Hard Case vs Soft Case LiPo

• Hard case: Rigid polycarbonate shell. Required for RC car competition (ROAR / IFMAR rules)
• Soft case: Lighter and more flexible. Preferred for FPV drones where weight is critical

Rule of thumb: RC cars — hard case | Drones / FPV — soft case (always store in a LiPo safety bag).

LiPo Charging & Safety Guide

• Must use a balance charger — never charge LiPo with NiMH wall chargers
• Charge at 1C for maximum cycle life (1500mAh -?1.5A, 5000mAh -?5A)
• Store at 3.8V per cell (storage voltage) if not used for more than a week

• Never leave charging unattended
• Use LiPo safety bag or metal container
• Charge on non-flammable surface
• Keep fire extinguisher nearby (LiPo fires reach 500-600 degrees C)
• Inspect for damage or swelling before each charge
• Never charge damaged or punctured batteries
• Charge in a well-ventilated area
• Discharge damaged cells fully before disposal

Where to Buy LiPo Batteries Online

UFOUAV.com is your trusted lipo battery store for RC and drone enthusiasts. We offer the full UFOPOWER lineup — from 1S to 12S, 150mAh to 22,000mAh — plus complete FPV drone build kits.

• Free shipping on orders over $50
• Worldwide shipping from our Shenzhen warehouse
• Engineering-backed quality with honest specifications

Browse our full selection of radio control lipo batteries: FPV drone batteries | RC car batteries | FPV drone build kits

Final Thoughts

Understanding LiPo specifications — voltage, capacity, C-rating, and internal resistance — transforms your RC and FPV experience. Whether you need a rc lithium polymer battery for your car, a drone battery for your next FPV build, or a complete fpv drone build kit, choosing the right power source makes all the difference.

UFOUAV’s engineering team ensures every UFOPOWER battery meets demanding performance standards through rigorous testing across drone racing competitions and commercial UAV applications. From the Shenzhen workshop to your build bench — we power your flight.

Read more at Custom Industrial Drone Solutions, UAV Payload Manufacturer & Supplier|UFOUAV